WHO calls for action on global air pollution

Group says millions of lives could be saved through stricter regulations

Coal-fired power: China is home to the world's most polluted city — Coal-fired power: China is home to the world's most polluted cityPhoto: AFP/SCANPIX

Amanda Battersby

London

Published 30 September 2021, 10:58Updated 30 September 2021, 11:00

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